SG43875A1 - Dynamic ram with on-chip ecc and optimized bit and word reduncancy - Google Patents

Dynamic ram with on-chip ecc and optimized bit and word reduncancy

Info

Publication number
SG43875A1
SG43875A1 SG1996003608A SG1996003608A SG43875A1 SG 43875 A1 SG43875 A1 SG 43875A1 SG 1996003608 A SG1996003608 A SG 1996003608A SG 1996003608 A SG1996003608 A SG 1996003608A SG 43875 A1 SG43875 A1 SG 43875A1
Authority
SG
Singapore
Prior art keywords
ecc
bit
ecw
chip
optimized
Prior art date
Application number
SG1996003608A
Other languages
English (en)
Inventor
John Edward Barth Jr
Charles Edward Drake
John Atkinson Fifield
William Paul Hovis
Howard Leo Kalter
Scott Clarence Lewis
Daniel John Nickel
Charles Henri Stapper
James Andrew Yankosky
Original Assignee
Ibm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ibm filed Critical Ibm
Publication of SG43875A1 publication Critical patent/SG43875A1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
    • G11C29/84—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved access time or stability
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Dram (AREA)
SG1996003608A 1990-02-13 1991-01-24 Dynamic ram with on-chip ecc and optimized bit and word reduncancy SG43875A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/479,145 US5134616A (en) 1990-02-13 1990-02-13 Dynamic ram with on-chip ecc and optimized bit and word redundancy

Publications (1)

Publication Number Publication Date
SG43875A1 true SG43875A1 (en) 1997-11-14

Family

ID=23902828

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996003608A SG43875A1 (en) 1990-02-13 1991-01-24 Dynamic ram with on-chip ecc and optimized bit and word reduncancy

Country Status (10)

Country Link
US (1) US5134616A (ko)
EP (1) EP0442301B1 (ko)
JP (1) JP2539950B2 (ko)
KR (1) KR950011728B1 (ko)
AU (1) AU6995891A (ko)
CA (1) CA2034027C (ko)
DE (1) DE69123372D1 (ko)
HK (1) HK62097A (ko)
MY (1) MY105290A (ko)
SG (1) SG43875A1 (ko)

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Also Published As

Publication number Publication date
AU6995891A (en) 1991-08-15
KR950011728B1 (ko) 1995-10-09
MY105290A (en) 1994-09-30
CA2034027A1 (en) 1991-08-14
EP0442301B1 (en) 1996-12-04
DE69123372D1 (de) 1997-01-16
JPH0689595A (ja) 1994-03-29
EP0442301A2 (en) 1991-08-21
US5134616A (en) 1992-07-28
EP0442301A3 (en) 1993-04-07
JP2539950B2 (ja) 1996-10-02
CA2034027C (en) 1995-12-19
HK62097A (en) 1997-05-16
KR920000083A (ko) 1992-01-10

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